Simplify the expression by combining like terms:
5x + 19 - 2x + 20

Ab based on the given diagram, if m_1 = 60° then m 2 = 30 60 90 180

Which situation can be modeled by the inequality 5 + 10w ≥ 45? a. you start with $5 and save $10 a week until you have at least $45. b. you start with 5 baseball cards and purchase 10 cards every week until you have at most 45 cards. c. you start with 5 water bottles and purchases cases of 10 water bottles each until you have a total of 45 water bottles. d. you spend $5 plus $10 per week until you have less than $45.

If t17 = 3 (t5) in an arithmetic progression, find t1 in terms of d.